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Note 5 - Marketable Securities
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6 Months Ended |
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Dec. 31, 2011
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| Marketable Securities [Text Block] |
(5)
Marketable Securities
At
December 31, 2011 and June 30, 2011, the Company held
marketable securities of $11.0 million and $12.9 million
respectively, classified as current assets, consisting of
U.S. municipal bonds with maturities ranging from less than
one year to less than two years, which were rated A/A1 or
better by the rating services Standard & Poors
(“S&P”) and Moodys Investors Service
(“Moodys”) respectively. There have been no
material realized or unrealized gains or losses for the six
months ended December 31, 2011 and December 31, 2010. We do
not believe there are any impairments considered to be other
than temporary at December 31, 2011. Also
see Note 4, "Restricted Cash and Investments" and
Note 14, “Financial Instruments".
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